Question $5$

Which one of the following letters does not describe valid orbital shapes for the angular momentum quantum number of the $5$ th shell?

$5$s

$5p$

$5d$

$5f$

$5g$

$5h$

Question $6$

Which subshell below does not exist due to the constraints upon the angular momentum quantum number?

$3s$

$3p$

$3d$

$3f$

None of the above exist